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<div class="refentry">
<a name="GtkHSV"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="GtkHSV.top_of_page"></a>GtkHSV</span></h2>
<p>GtkHSV — A “color wheel” widget</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="GtkHSV.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_proto_type">
<col class="functions_proto_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a class="link" href="GtkWidget.html" title="GtkWidget"><span class="returnvalue">GtkWidget</span></a> *
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-new" title="gtk_hsv_new ()">gtk_hsv_new</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-set-color" title="gtk_hsv_set_color ()">gtk_hsv_set_color</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-get-color" title="gtk_hsv_get_color ()">gtk_hsv_get_color</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-set-metrics" title="gtk_hsv_set_metrics ()">gtk_hsv_set_metrics</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-get-metrics" title="gtk_hsv_get_metrics ()">gtk_hsv_get_metrics</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gboolean</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-is-adjusting" title="gtk_hsv_is_adjusting ()">gtk_hsv_is_adjusting</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-hsv-to-rgb" title="gtk_hsv_to_rgb ()">gtk_hsv_to_rgb</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GtkHSV.html#gtk-rgb-to-hsv" title="gtk_rgb_to_hsv ()">gtk_rgb_to_hsv</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GtkHSV.signals"></a><h2>Signals</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="signal_proto_type">
<col width="300px" class="signal_proto_name">
<col width="200px" class="signal_proto_flags">
</colgroup>
<tbody>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="GtkHSV.html#GtkHSV-changed" title="The “changed” signal">changed</a></td>
<td class="signal_flags">Run First</td>
</tr>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="GtkHSV.html#GtkHSV-move" title="The “move” signal">move</a></td>
<td class="signal_flags">Action</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GtkHSV.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="other_proto_type">
<col class="other_proto_name">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="GtkHSV.html#GtkHSV-struct" title="struct GtkHSV">GtkHSV</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GtkHSV.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    GObject
    <span class="lineart">╰──</span> GInitiallyUnowned
        <span class="lineart">╰──</span> <a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>
            <span class="lineart">╰──</span> GtkHSV
</pre>
</div>
<div class="refsect1">
<a name="GtkHSV.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
GtkHSV implements
 AtkImplementorIface and  <a class="link" href="GtkBuildable.html" title="GtkBuildable">GtkBuildable</a>.</p>
</div>
<div class="refsect1">
<a name="GtkHSV.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gtk/gtk.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="GtkHSV.description"></a><h2>Description</h2>
<p><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> is the “color wheel” part of a complete color selector widget.
It allows to select a color by determining its HSV components in an
intuitive way. Moving the selection around the outer ring changes the hue,
and moving the selection point inside the inner triangle changes value and
saturation.</p>
<p><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> has been deprecated together with <a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>, where
it was used.</p>
</div>
<div class="refsect1">
<a name="GtkHSV.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gtk-hsv-new"></a><h3>gtk_hsv_new ()</h3>
<pre class="programlisting"><a class="link" href="GtkWidget.html" title="GtkWidget"><span class="returnvalue">GtkWidget</span></a> *
gtk_hsv_new (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<div class="warning"><p><code class="literal">gtk_hsv_new</code> is deprecated and should not be used in newly-written code.</p></div>
<p>Creates a new HSV color selector.</p>
<div class="refsect3">
<a name="gtk-hsv-new.returns"></a><h4>Returns</h4>
<p> A newly-created HSV color selector.</p>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-hsv-set-color"></a><h3>gtk_hsv_set_color ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gtk_hsv_set_color (<em class="parameter"><code><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> *hsv</code></em>,
                   <em class="parameter"><code><span class="type">double</span> h</code></em>,
                   <em class="parameter"><code><span class="type">double</span> s</code></em>,
                   <em class="parameter"><code><span class="type">double</span> v</code></em>);</pre>
<div class="warning"><p><code class="literal">gtk_hsv_set_color</code> is deprecated and should not be used in newly-written code.</p></div>
<p>Sets the current color in an HSV color selector.
Color component values must be in the [0.0, 1.0] range.</p>
<div class="refsect3">
<a name="gtk-hsv-set-color.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>hsv</p></td>
<td class="parameter_description"><p>An HSV color selector</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>h</p></td>
<td class="parameter_description"><p>Hue</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>s</p></td>
<td class="parameter_description"><p>Saturation</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>v</p></td>
<td class="parameter_description"><p>Value</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-hsv-get-color"></a><h3>gtk_hsv_get_color ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gtk_hsv_get_color (<em class="parameter"><code><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> *hsv</code></em>,
                   <em class="parameter"><code><span class="type">gdouble</span> *h</code></em>,
                   <em class="parameter"><code><span class="type">gdouble</span> *s</code></em>,
                   <em class="parameter"><code><span class="type">gdouble</span> *v</code></em>);</pre>
<div class="warning"><p><code class="literal">gtk_hsv_get_color</code> is deprecated and should not be used in newly-written code.</p></div>
<p>Queries the current color in an HSV color selector.
Returned values will be in the [0.0, 1.0] range.</p>
<div class="refsect3">
<a name="gtk-hsv-get-color.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>hsv</p></td>
<td class="parameter_description"><p>An HSV color selector</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>h</p></td>
<td class="parameter_description"><p>Return value for the hue. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>s</p></td>
<td class="parameter_description"><p>Return value for the saturation. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>v</p></td>
<td class="parameter_description"><p>Return value for the value. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-hsv-set-metrics"></a><h3>gtk_hsv_set_metrics ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gtk_hsv_set_metrics (<em class="parameter"><code><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> *hsv</code></em>,
                     <em class="parameter"><code><span class="type">gint</span> size</code></em>,
                     <em class="parameter"><code><span class="type">gint</span> ring_width</code></em>);</pre>
<div class="warning"><p><code class="literal">gtk_hsv_set_metrics</code> is deprecated and should not be used in newly-written code.</p></div>
<p>Sets the size and ring width of an HSV color selector.</p>
<div class="refsect3">
<a name="gtk-hsv-set-metrics.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>hsv</p></td>
<td class="parameter_description"><p>An HSV color selector</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>Diameter for the hue ring</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ring_width</p></td>
<td class="parameter_description"><p>Width of the hue ring</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-hsv-get-metrics"></a><h3>gtk_hsv_get_metrics ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gtk_hsv_get_metrics (<em class="parameter"><code><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> *hsv</code></em>,
                     <em class="parameter"><code><span class="type">gint</span> *size</code></em>,
                     <em class="parameter"><code><span class="type">gint</span> *ring_width</code></em>);</pre>
<div class="warning"><p><code class="literal">gtk_hsv_get_metrics</code> is deprecated and should not be used in newly-written code.</p></div>
<p>Queries the size and ring width of an HSV color selector.</p>
<div class="refsect3">
<a name="gtk-hsv-get-metrics.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>hsv</p></td>
<td class="parameter_description"><p>An HSV color selector</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>Return value for the diameter of the hue ring. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>ring_width</p></td>
<td class="parameter_description"><p>Return value for the width of the hue ring. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-hsv-is-adjusting"></a><h3>gtk_hsv_is_adjusting ()</h3>
<pre class="programlisting"><span class="returnvalue">gboolean</span>
gtk_hsv_is_adjusting (<em class="parameter"><code><a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> *hsv</code></em>);</pre>
<div class="warning"><p><code class="literal">gtk_hsv_is_adjusting</code> is deprecated and should not be used in newly-written code.</p></div>
<p>An HSV color selector can be said to be adjusting if multiple rapid
changes are being made to its value, for example, when the user is 
adjusting the value with the mouse. This function queries whether 
the HSV color selector is being adjusted or not.</p>
<div class="refsect3">
<a name="gtk-hsv-is-adjusting.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>hsv</p></td>
<td class="parameter_description"><p>A <a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a> </p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gtk-hsv-is-adjusting.returns"></a><h4>Returns</h4>
<p> <code class="literal">TRUE</code> if clients can ignore changes to the color value,
since they may be transitory, or <code class="literal">FALSE</code> if they should consider
the color value status to be final.</p>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-hsv-to-rgb"></a><h3>gtk_hsv_to_rgb ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gtk_hsv_to_rgb (<em class="parameter"><code><span class="type">gdouble</span> h</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> s</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> v</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> *r</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> *g</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> *b</code></em>);</pre>
<p>Converts a color from HSV space to RGB.</p>
<p>Input values must be in the [0.0, 1.0] range;
output values will be in the same range.</p>
<div class="refsect3">
<a name="gtk-hsv-to-rgb.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>h</p></td>
<td class="parameter_description"><p>Hue</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>s</p></td>
<td class="parameter_description"><p>Saturation</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>v</p></td>
<td class="parameter_description"><p>Value</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>r</p></td>
<td class="parameter_description"><p>Return value for the red component. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>g</p></td>
<td class="parameter_description"><p>Return value for the green component. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>b</p></td>
<td class="parameter_description"><p>Return value for the blue component. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: 2.14</p>
</div>
<hr>
<div class="refsect2">
<a name="gtk-rgb-to-hsv"></a><h3>gtk_rgb_to_hsv ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gtk_rgb_to_hsv (<em class="parameter"><code><span class="type">gdouble</span> r</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> g</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> b</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> *h</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> *s</code></em>,
                <em class="parameter"><code><span class="type">gdouble</span> *v</code></em>);</pre>
<p>Converts a color from RGB space to HSV.</p>
<p>Input values must be in the [0.0, 1.0] range;
output values will be in the same range.</p>
<div class="refsect3">
<a name="gtk-rgb-to-hsv.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>r</p></td>
<td class="parameter_description"><p>Red</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>g</p></td>
<td class="parameter_description"><p>Green</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>b</p></td>
<td class="parameter_description"><p>Blue</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>h</p></td>
<td class="parameter_description"><p>Return value for the hue component. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>s</p></td>
<td class="parameter_description"><p>Return value for the saturation component. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>v</p></td>
<td class="parameter_description"><p>Return value for the value component. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: 2.14</p>
</div>
</div>
<div class="refsect1">
<a name="GtkHSV.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GtkHSV-struct"></a><h3>struct GtkHSV</h3>
<pre class="programlisting">struct GtkHSV;</pre>
</div>
</div>
<div class="refsect1">
<a name="GtkHSV.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GtkHSV-changed"></a><h3>The <code class="literal">“changed”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a>  *hsv,
               <span class="type">gpointer</span> user_data)</pre>
<p>Flags: Run First</p>
</div>
<hr>
<div class="refsect2">
<a name="GtkHSV-move"></a><h3>The <code class="literal">“move”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="GtkHSV.html" title="GtkHSV"><span class="type">GtkHSV</span></a>          *hsv,
               <a class="link" href="gtk3-Standard-Enumerations.html#GtkDirectionType" title="enum GtkDirectionType"><span class="type">GtkDirectionType</span></a> arg1,
               <span class="type">gpointer</span>         user_data)</pre>
<p>Flags: Action</p>
</div>
</div>
<div class="refsect1">
<a name="GtkHSV.see-also"></a><h2>See Also</h2>
<p><a class="link" href="GtkColorSelection.html" title="GtkColorSelection"><span class="type">GtkColorSelection</span></a>, <a class="link" href="GtkColorSelectionDialog.html" title="GtkColorSelectionDialog"><span class="type">GtkColorSelectionDialog</span></a></p>
</div>
</div>
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